Home / 250,273.92-345,309.20-142,805.28

Finding the Fourth Proportional to 250,273.92, 345,309.20 and 142,805.28

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Solution

The fourth proportional to 250,273.92, 345,309.20 and 142,805.28 is: 197,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,273.92 : 345,309.20 = 142,805.28 : x
  2. Step 2: Convert to fraction form
    250,273.92/345,309.20 = 142,805.28/x
  3. Step 3: Cross multiply
    250,273.92x = 345,309.20 × 142,805.28
  4. Step 4: Simplify right side
    250,273.92x = 49,311,976,992.58
  5. Step 5: Solve for x
    x = 49,311,976,992.58/250,273.92
  6. Step 6: Final answer
    x = 197,032.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.